If you've worked with quest dialogue even a small amount, using the feature brought about in Skyrim called "Dialogue Views", you have probably experienced the huge mess that is linking your dialogue topics. When you attempt to link them together, the links will often go in incredibly weird directions - like AROUND your branch 3 times - before looping back to a topic literally right next to the topic you're linking from. And it makes you want to punch your computer. However, I've found out how to fix it.
It's a very simple change in your Creation Kit preferences. Just go to the bar at the top of your CK, and hit Preferences.
Now, in the window that pops up, press the small side arrow until you see Flowchart.
Click it, and change your settings to the following:
Press Apply, and any new links should now be properly straight and sensible. An example of a dialogue view made with these settings: